A UK consumer group says Apple breached competition law and trapped 40 million customers into paying ‘rip-off prices.’

Apple has long been accused of being miserly with its iCloud online storage tiers, but things have rarely move beyond the realm of truculent grumbling. That’s all changing now, though, as British consumer advocacy brand Which?

U.K. consumer-protection group Which? said the iPhone maker had breached competition rules by tying consumers to its iCloud storage service.